moodle_block_next_until_answered.html

moodle_block_next_until_answered.html

<script type="text/javascript">
  
  function onLoadHide() { // Hide the [Next page] button:
    var d1 = document.getElementsByClassName("que description informationitem notyetanswered")[0];
    var d2 = document.getElementsByClassName("que description informationitem answersaved")[0];
    if (!d1 && !d2) document.getElementsByClassName("mod_quiz-next-nav btn btn-primary")[0].disabled = true;
  }

  function onAnswerShow() { // Show the [Next page] button:
    document.getElementsByClassName("mod_quiz-next-nav btn btn-primary")[0].disabled = false;  
  }

  window.onload = onLoadHide;
  window.oninput = onAnswerShow;
</script>